1. Segmentation of the millipede trunk as suggested by a homeotic mutant with six extra pairs of gonopods;Akkari;Front. Zool.,2014
2. Aufzählung und Beschreibung der Myriapoden und Crustaceen Graubündens;Am Stein;Jahresber. naturf. Ges. Graubün. N.F.,1857
3. Chorologie et étude biologique comparée de deux familles de Myriapodes-Diplopodes belges: les Blaniulidae et les Iulidae;Biernaux,1972
4. Some Aspects of the Life Histories and Ecology of Proteroiulus Fuscus (Am Stein) and Isobates Varicornis (Koch) (Diplopoda) with Information on Other Blaniulid Millipedes;Brookes,1963
5. The life cycle of Proteroiulus fuscus (Am Stein) and Isobates varicornis (Koch) with notes on the anamorphosis of Blaniulidae;Brookes;Symp. Zool. Soc. Lond.,1974